Emily Levesque
Author
Language
English
Formats
Description
"Humans from the earliest civilizations through today have craned their necks each night, using the stars to orient themselves in the large, strange world around them. Stargazing is a pursuit that continues to fascinate us: from Copernicus to Carl Sagan, astronomers throughout history have spent their lives trying to answer the biggest questions in the universe. Now, award-winning astronomer Emily Levesque shares the stories of modern-day stargazers...
Author
Language
English
Description
When it comes to the heroes of astronomy, we tend to think of lone men persevering in the face of daunting odds. Think of the titans of astronomy and you're likely to think of names like Edwin Hubble, Albert Einstein, and Carl Sagan. And while these individuals revolutionized our understanding of the visible and invisible universe, they, too, were standing on the shoulders of other scientists and engineers without whom none of their groundbreaking...
Pub. Date
2021.
Language
English
Description
How did Henrietta Swan Leavitt, the prolific discoverer of variable stars, make sense of "Cepheid variables"? How did she calculate the relationship between their periods and their true luminosities? How did Edwin Hubble use Leavitt's work (known as the Leavitt law) to measure the distance to the Great Andromeda Nebula in the 1920s?
Pub. Date
2021.
Language
English
Description
Supernovae are some of the most luminous events in our universe. Learn why Oscar Duhalde deserves a unique place among astronomical heroes, then examine how astronomers study and classify supernovae and eventually discovered SN 1987A: one of the most infamous and well-studied supernovae of all time.
Pub. Date
2021.
Language
English
Description
Here, focus on the story of Edwin Hubble's most famous namesake: the Hubble Space Telescope. Among the heroes who helped make this vision a reality were the astrophysicist Lyman Spitzer; Nancy Roman, NASA's first chief of astronomy; and a team of astronomers and telescope builders who helped repair a critical problem post-launch.
6) Great Heroes and Discoveries of Astronomy: Episode 16,The Heroic Detection of Gravitational Waves
Pub. Date
2021.
Language
English
Description
Dig into what gravitational waves are, as well as the enormous observatories and groups of scientists that accomplished the mind-blowing task of detecting them. Focus on the work of teams led by Rai Weiss, Kip Thorne, and Barry Barish, whose Laser Interferometer Gravitational-Wave Observatory (LIGO) detected the tiny chirps of minuscule density waves in spacetime.
Pub. Date
2021.
Language
English
Description
There is perhaps no more famous theory in the field of physics than Albert Einstein's special theory of relativity. After unpacking the details of the infamous equation that revolutionized science, discover how Arthur Eddington catapulted Einstein and his newly proven theories about the relationship between space, time, and gravity worldwide.
Pub. Date
2021.
Language
English
Description
Today, radio astronomy is an immense field that has given rise to some of the most exciting scientific discoveries of the last century. Explore the work of Karl Jansky, who first detected radio waves in the early 1930s, and Grote Roeber, who built the first dedicated radio telescope and kicked off a surge of interest in radio astronomy.
Pub. Date
2021.
Language
English
Description
Today's physicists and astronomers debate the idea of dark matter: what it's made of, how it works, and what it means for the makeup of our universe. Go back to the beginning and learn about the invaluable contributions of Vera Rubin and Kent Ford, who found the first observational evidence of dark matter.
Pub. Date
2021.
Language
English
Description
Discover the contributions of Jocelyn Bell and other astronomers in the search for neutron stars and black holes. How do astronomers observe these strange objects-and what, exactly, are they? What cutting-edge techniques are today's teams of heroic astronomers using to study topics like stellar death and gravity?
11) Great Heroes and Discoveries of Astronomy: Episode 2,Designing and Building the Modern Telescope
Pub. Date
2021.
Language
English
Description
Meet George Ellery Hale, the father of the modern telescope. After learning the engineering science behind telescopes, follow the story of how Hale raised funds for a massive 200-inch telescope that went on to hold the world record for largest telescope for nearly 30 years-and sparked our continued plans to build more ELTs, or Extremely Large Telescopes.
12) Great Heroes and Discoveries of Astronomy: Episode 19,The Shoemakers Reveal Asteroids and Comets
Pub. Date
2021.
Language
English
Description
Take a census of our solar system's smallest members, including asteroids and comets, and their relationship with geological history. We have Gene and Carolyn Shoemaker to thank for the dawn of planetary geology, which helped astronomers better understand the origins of the Moon and project the paths of near-Earth objects.
13) Great Heroes and Discoveries of Astronomy: Episode 13,Pioneers of X-ray and Ultraviolet Astronomy
Pub. Date
2021.
Language
English
Description
X-ray and ultraviolet light are invaluable pieces in the puzzle of observational astronomy that have opened our eyes to everything from the solar corona to Earth's magnetic field. Here, take a closer look at the importance of ultraviolet and X-ray astronomy, and the invaluable efforts of scientific heroes like George Carruthers and Riccardo Giacconi.
Pub. Date
2021.
Language
English
Description
Tomorrow's heroes of astronomy are hard at work today pursuing new discoveries, testing new theories, and making groundbreaking technological advances. Topics in this final episode include the Giant Magellan Telescope, the Vera C. Rubin Observatory, the Laser Interferometer Space Antenna (LISA), and the James Webb Space Telescope.
Pub. Date
2021.
Language
English
Description
With so many stars, could we possibly study them all? Enter three women: Williamina Fleming, who developed a method for classifying stars based on their spectra; Annie Jump Cannon, who rearranged the classification system's order using multiple elements; and Cecilia Payne, who established the first temperature scale for stars based on their classifications and spectral appearances.
Pub. Date
2021.
Language
English
Description
Explore the vital importance of communicating astronomical discoveries to the rest of the world. First, witness the rise of planetariums that can simulate a night sky for the public. Then, turn to the storytelling of science-fiction authors like Jules Verne and Gene Roddenberry. Lastly, celebrate the impact of Carl Sagan and his Cosmos television series.
17) Great Heroes and Discoveries of Astronomy: Episode 10,Finding the Beginning and End of the Cosmos
Pub. Date
2021.
Language
English
Description
In this episode, cover two of the most fundamental-and intertwined-questions astronomers around the world continually ask themselves: How did the universe begin? How will it end? Central to these questions is an innovative theory proposed by physicist Alan Guth that could explain the earliest moments of the universe.
Pub. Date
2021.
Language
English
Description
Drawing on a great deal of heroic research, take a long (and safe) look at our own Sun. How have particle physics and asteroseismology helped us to understand the Sun's inner workings and deepest layers? How did astronomers build solar telescopes that could tackle the unique challenges of studying the Sun and eye-catching events like sunspots and solar flares?
Pub. Date
2021.
Language
English
Description
Take a look at how astronomers from all backgrounds-from theoretical physicist and humanitarian Albert Einstein to astronomer and gay rights advocate Frank Kameny-have taken on the challenge of shaping the world we live in, as well as the continued efforts in the profession to fight for continued and improved equity.
Pub. Date
2021.
Language
English
Description
How do astronomers study and track changes in the night sky? Track the development of astronomical surveys, from the work of William and Caroline Herschel in the 1780s to build a systematic catalogue of the northern night sky to Jim Gunn's work in the late 20th century to develop the Sloan Digital Sky Survey.
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